^That's just what is going to happen if you do coke or smoke crack and then start thinking you've got an immunity to addiction. All man should know they do not, and using that knowledge have the sense to not ingest cocaine via direct routes of administration at high doses for prolonged periods of time.
Then you could also point your finger at the government whose law conditions the way the drug is supplied on the black market; implicating it be administered by smoking, insufflation or injecting.